unplanned

adjective

un·​planned ˌən-ˈpland How to pronounce unplanned (audio)
Synonyms of unplannednext
: not expected or intended : not planned
an unplanned detour
an unplanned pregnancy

Examples of unplanned in a Sentence

an unplanned change in our itinerary—we got lost! stumbled through a completely unplanned acceptance speech
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The firm also estimates that unplanned downtime costs industries roughly $50 billion annually, reinforcing the financial implications of limited system visibility. Daniel Fusch, USA Today, 27 Feb. 2026 For a 50,000-unit order, that is up to €700,000 in unplanned cost. Muchaneta Ten Napel, Sourcing Journal, 27 Feb. 2026 Every single unplanned pregnancy involves a man, but contraceptive options concentrate on women. Kenneth H. Mayer, STAT, 27 Feb. 2026 Because of this unplanned emergency, residents relocated temporarily for the night to local hotels and this morning with Fire Marshall approval allow residents to return to their units. Jack Springgate, CBS News, 25 Feb. 2026 See All Example Sentences for unplanned

Word History

First Known Use

1775, in the meaning defined above

Time Traveler
The first known use of unplanned was in 1775

Browse Nearby Words

Cite this Entry

“Unplanned.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unplanned. Accessed 11 Mar. 2026.

Last Updated: - Updated example sentences
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